1918105

Information

• Patent Grant
• 1918105

• References
• Source

• Patent Number

  1,918,105

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1933
  91 years ago

• CPC

  • H02H7/127 - having auxiliary control electrode to which blocking control voltages or currents are applied in case of emergency
  • H01J13/22 - Screens

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices
  • 361 - Electricity: electrical systems and devices